factory gap is 0.027" to 0.033"
Champion J19LM
what to set gap on j8c spark plug
The equivalent NGK plug would be B2LM
The correct spark plug is a Champion RCJ8Y.
According to Champion, the correct gap varies depending upon the application. Most applications show an OEM gap of .025" but a few had an OEM gap of .030". I would set it slightly on the wide side of .025", and it will be good enough.
Champion 5861 or Autolite 458.
I'm thinking p/n# 5861 by champion.
According to Champion spark plug applications, the correct gap for 1992 Nissan pickup 2.4L engine is .044
Per Champion spark plug applications chart, the gap for 6hp Tecumseh engine is .030
GAP .030"
.030" Champion RJ19LM or J19LM for manual, go to: http://www.disruptit.com/manuals/L0020135.pdf
According to Champion spark plug applications chart, the correct gap for 1995 Chevy Tahoe 350 engine is .035